1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.kernel.cal;
24  
25  import com.liferay.portal.kernel.util.CalendarFactoryUtil;
26  import com.liferay.portal.kernel.util.Validator;
27  
28  import java.util.Calendar;
29  import java.util.TimeZone;
30  
31  /**
32   * <a href="TZSRecurrence.java.html"><b><i>View Source</i></b></a>
33   *
34   * @author Samuel Kong
35   */
36  public class TZSRecurrence extends Recurrence {
37  
38      public TZSRecurrence() {
39      }
40  
41      public TZSRecurrence(Calendar start, Duration duration) {
42          super(start, duration);
43      }
44  
45      public TZSRecurrence(Calendar start, Duration duration, int frequency) {
46          super(start, duration, frequency);
47      }
48  
49      public TimeZone getTimeZone() {
50          return _timeZone;
51      }
52  
53      public void setTimeZone(TimeZone timeZone) {
54          _timeZone = timeZone;
55      }
56  
57      protected boolean matchesByField(
58          int[] array, int field, Calendar candidate, boolean allowNegative,
59          TimeZone timeZone) {
60  
61          Calendar adjustedCandidate = candidate;
62  
63          if (Validator.isNotNull(timeZone)) {
64              adjustedCandidate = CalendarFactoryUtil.getCalendar(timeZone);
65  
66              adjustedCandidate.setTime(candidate.getTime());
67          }
68  
69          return matchesByField(array, field, adjustedCandidate, allowNegative);
70      }
71  
72      protected boolean matchesIndividualByDay(
73          Calendar candidate, DayAndPosition pos) {
74  
75          Calendar adjustedCandidate = candidate;
76  
77          if (Validator.isNotNull(_timeZone)) {
78              adjustedCandidate = CalendarFactoryUtil.getCalendar(_timeZone);
79  
80              adjustedCandidate.setTime(candidate.getTime());
81          }
82  
83          return super.matchesIndividualByDay(adjustedCandidate, pos);
84      }
85  
86      protected boolean matchesByMonthDay(Calendar candidate) {
87          return matchesByField(
88              byMonthDay, Calendar.DATE, candidate, true, _timeZone);
89      }
90  
91      protected boolean matchesByYearDay(Calendar candidate) {
92          return matchesByField(
93              byYearDay, Calendar.DAY_OF_YEAR, candidate, true, _timeZone);
94      }
95  
96      protected boolean matchesByWeekNo(Calendar candidate) {
97          return matchesByField(
98              byWeekNo, Calendar.WEEK_OF_YEAR, candidate, true, _timeZone);
99      }
100 
101     protected boolean matchesByMonth(Calendar candidate) {
102         return matchesByField(
103             byMonth, Calendar.MONTH, candidate, false, _timeZone);
104     }
105 
106     private TimeZone _timeZone;
107 
108 }